Telecommunications – Transmitter and receiver at same station – Radiotelephone equipment detail
Reexamination Certificate
2005-04-27
2008-11-11
Sharma, Sujatha (Department: 2618)
Telecommunications
Transmitter and receiver at same station
Radiotelephone equipment detail
C455S090300, C455S095000, C455S347000, C455S350000, C381S423000, C381S345000, C381S395000, C181S157000, C181S163000
Reexamination Certificate
active
07450976
ABSTRACT:
A portable electronic device of the present invention includes a cabinet and a speaker placed inside the cabinet. The cabinet has one or more sound radiating holes in an area opposed to a front face of the speaker. A dustproof plate formed by attaching a dustproof net and a reinforcing sheet to each other is placed on the front face of the speaker or an inner face of the cabinet opposed to the front face. The reinforcing sheet has a plurality of openings formed for passing through sound waves from the speaker.
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Sanyo Electric Co,. Ltd.
Sharma Sujatha
Westerman, Hattori, Daniels & Adrian , LLP.
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